Quick answers
- Which hospitals does Thomas Ptak work at?
- Medicare's official clinician data lists Thomas Ptak at 5 hospitals: Gettysburg Hospital, UMass Memorial Healthalliance Hospitals, UMass Memorial Medical Center/University Campus, WellSpan Good Samaritan Hospital and WellSpan York Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas Ptak see patients?
- Medicare's clinician data lists 6 practice locations, including Severn, MD, Ephrata, PA and Baltimore, MD. Call before your visit to confirm the address.
- What is Thomas Ptak's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Thomas Ptak accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas Ptak accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Thomas Ptak?
- (610) 770-1606, as listed in official Medicare / NPI Registry data.
- What is Thomas Ptak's NPI number?
- 1467436394. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas Ptak works
Medicare's Facility Affiliation Data lists Thomas Ptak at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Gettysburg HospitalGettysburg, PA · Acute Care Hospital · CCN 390065
- UMass Memorial Healthalliance HospitalsLeominster, MA · Acute Care Hospital · CCN 220001
- UMass Memorial Medical Center/University CampusWorcester, MA · Acute Care Hospital · CCN 220163
- WellSpan Good Samaritan HospitalLebanon, PA · Acute Care Hospital · CCN 390066
- WellSpan York HospitalYork, PA · Acute Care Hospital · CCN 390046
Practice locations
Addresses where Thomas Ptak is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1524 Willow Branch WaySevern, MD 21144 (610) 770‑1606
- 169 Martin AveEphrata, PA 17522 (717) 738‑6414
- 22 S Green StBaltimore, MD 21201 (410) 328‑5700
- 252 S 4th St, Wellspan Radiology and Radiation OncLebanon, PA 17042 (717) 270‑7732
- 5 Garrett AveLa Plata, MD 20646 (301) 609‑4000
Group practices
Medicare enrollment lists Thomas Ptak as a member of these groups (CMS data updated 2026-10-02).
- UMass Memorial Medical Group Inc2,516 clinicians in the group
- WellSpan Medical Group2,480 clinicians in the group
- Medical Imaging of Lehigh Valley PC113 clinicians in the group
- University of Maryland Diagnostic Imaging Specialists P A85 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Maryland
Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467436394 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians